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| Identification |
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Genus
Juglans
Species
nigra
Variety
Cultivar
Common names
black walnut
American walnut
Family
JUGLANDACEAE
Specimen number
S14064
Data source
CrscntBlm;Allergy p268;ColorNat p10;DyePl p29;DyeFib p39;MedPl p223
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| Life cycle |
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Life form
Terrestrial
Life cycle
Woody perennial
Life span
5 - 20 years
Annual cycle
Deciduous
Stature
Tree
Growth form
Various
Growth habit
Overall height
130'
Overall spread
50'
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| Climate |
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Sunshine
Various
Water
Various
Optimal soil texture
Various
Acceptable soil pH
Various
USDA hardiness
Not classified
AHS heat zones
Not classified
Sunset climate zones
Not classified
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| Garden |
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Suitable for gardens
no
Nursery
Unknown
Compost
no
Size at acquisition
1 gallon
Garden location
Unknown
Garden notes
The bark of Juglans nigra as well as the leaves and the hulls has been used in traditional fabric dyeing. A range of possible colors can be produced by Black walnut (also known as American walnut) including green, brown, light brown, dark brown, brownish black, black and grayish tan.
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| Special qualities |
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Tolerates drought
no
Tolerates high humidity
no
Tolerates seaside conditions
no
Insect resistant
no
Disease resistant
no
Deer resistant
no
Best uses
Symbiosis
Attracts butterflies
no
Attracts hummingbirds
no
Autumn foliage
no
Colorful berries
no
Desirable qualities
Other interest
Other interest color
Other interest period
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| Adverse factors |
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Common pests
Poisonous parts
Poisonous indications
Internal poison
no
Dermatologic poison
no
Livestock poison
no
Mechanical injury
no
Hay fever pollen
Light
Hay fever season
Apr 01 - May 31
Adverse qualities
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| Herbal medicine |
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Medicinal properties
laxative
tonic
lowers cholesterol
anthelmintic
antimicrobial
astringent
Medicinal parts
Inner bark
Nuts
Has medicinal uses
yes
Do not self-administer
no
Do no use if pregnant
no
Legally restricted
no
Toxicity precautions
Medicinal notes
%s is edible. Black walnut (sometimes called American walnut) has numerous traditional medicinal uses. Some of its many uses are: as a laxative, as a tonic, as a cholesterol reducer and as an anthelmintic. More uses are listed in the medicinal properties section. The inner bark and the nuts are used in herbal preparations. Although this plant is freely wind-pollinated, it shouldn't pose too much difficulty to the hay fever susceptible. Hay fever season usually extends from April to May.
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| Traditional uses |
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Parts used
Traditional uses
Contemporary uses
Fragrance
Fragrance parts
Fragrance intensity
Fragrance category
Dye parts
Bark
Leaves
Hulls
Dye color
green,brown,light brown,dark brown,brownish black,black,grayish tan
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| Cultivation |
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Propagule
Various
Pollination method
Planting style
Crop spacing
Row spacing
Cold frame
Planting period
Harvesting period
Frost tolerance
Heat requirement
Fertilizer
Typical
Time to harvest
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| Nutrition |
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Is edible
yes
Culinary uses
Nutritional value
Edible parts
Description of edible parts
Flavor / texture
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| Horticulture |
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Horticulture notes
Juglans nigra is a cultivated crop. Black walnut (in some places called American walnut) probably originates from Eastern Canada and Eastern US.
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| Herbarium |
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Tag needs printing
no
Collection notes
Juglans nigra is a woody perennial. Black walnut (locally known in some parts as American walnut) is deciduous in nature.
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Page 2470 of 4998
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